| ID | Name | Type |
|---|---|---|
| #17219 | Denning, AJ (Duplicators) | D |
| #3698 | Dennis A. Turton | + |
| #3699 | Dennis Francombe | + |
| #22970 | Dennis Green | + |
| #3700 | Dennis Jarrett | + |
| #3701 | Dennis Kirsch | + |
| #3702 | Dennis Lindqvist | + |
| #21450 | Dennis Lyons | + |
| #3703 | Dennis M. Ritchie | + |
| #3704 | Dennis Mulliner | + |
| #17984 | Dennis Parker | + |
| #3705 | Dennis Publishing | Z |
| #3706 | Dennis Turner | + |
| #3707 | Dennis Wheatley | + |
| #3708 | Dennis van Berkel | + |
| #22537 | Denscon Software | P |
| #3709 | Dentan Software Ltd | Z |
| #3710 | Dented Designs | Z |
| #3711 | Denton Designs | P |
| #3712 | Dentron Computers | Z |